<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>bootstrap</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">
</head>
<body>
<!-- <div class="container">
    <img src="img/2.webp" alt="" class="img-responsive  center-block">
    <img src="img/2.webp" alt="" class="img-rounded">
    <img src="img/2.webp" alt="" class="img-circle">
    <img src="img/2.webp" alt="" class="img-thumbnail">
</div> -->
<div class="container">
    
    <img src="img/2.webp" alt="" class="img-circle center-block img-responsive">

</div>
</body>
</html>